183 lines
6.1 KiB
C++
183 lines
6.1 KiB
C++
#include "solideffect.h"
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#include <QOpenGLTexture>
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#include <QPainter>
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#include <QtMath>
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#include <QVariant>
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#include <QImage>
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#include <QComboBox>
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#include "project/clip.h"
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#include "project/sequence.h"
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#define SOLID_TYPE_COLOR 0
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#define SOLID_TYPE_BARS 1
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#define SOLID_TYPE_CHECKERBOARD 2
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#define SMPTE_BARS 7
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#define SMPTE_STRIP_COUNT 3
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#define SMPTE_LOWER_BARS 4
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SolidEffect::SolidEffect(Clip* c, const EffectMeta* em) : Effect(c, em) {
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enable_superimpose = true;
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solid_type = add_row("Type:")->add_field(EFFECT_FIELD_COMBO, "type");
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solid_type->add_combo_item("Solid Color", SOLID_TYPE_COLOR);
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solid_type->add_combo_item("SMPTE Bars", SOLID_TYPE_BARS);
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solid_type->add_combo_item("Checkerboard", SOLID_TYPE_CHECKERBOARD);
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opacity_field = add_row("Opacity:")->add_field(EFFECT_FIELD_DOUBLE, "opacity");
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opacity_field->set_double_minimum_value(0);
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opacity_field->set_double_maximum_value(100);
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opacity_field->set_double_default_value(100);
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solid_color_field = add_row("Color:")->add_field(EFFECT_FIELD_COLOR, "color");
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solid_color_field->set_color_value(Qt::red);
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checkerboard_size_field = add_row("Checkerboard Size:")->add_field(EFFECT_FIELD_DOUBLE, "checker_size");
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checkerboard_size_field->set_double_minimum_value(1);
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checkerboard_size_field->set_double_default_value(10);
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connect(solid_type, SIGNAL(changed()), this, SLOT(field_changed()));
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connect(solid_color_field, SIGNAL(changed()), this, SLOT(field_changed()));
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connect(opacity_field, SIGNAL(changed()), this, SLOT(field_changed()));
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connect(checkerboard_size_field, SIGNAL(changed()), this, SLOT(field_changed()));
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// hacky but eh
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QComboBox* solid_type_combo = static_cast<QComboBox*>(solid_type->get_ui_element());
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connect(solid_type_combo, SIGNAL(currentIndexChanged(int)), this, SLOT(ui_update(int)));
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ui_update(solid_type_combo->currentIndex());
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/*vertPath = ":/shaders/common.vert";
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fragPath = ":/shaders/solideffect.frag";*/
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}
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void SolidEffect::redraw(double timecode) {
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int w = img.width();
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int h = img.height();
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int alpha = (opacity_field->get_double_value(timecode)*2.55);
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switch (solid_type->get_combo_data(timecode).toInt()) {
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case SOLID_TYPE_COLOR:
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{
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QColor solidColor = solid_color_field->get_color_value(timecode);
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solidColor.setAlpha(alpha);
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img.fill(solidColor);
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}
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break;
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case SOLID_TYPE_BARS:
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{
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// draw smpte bars
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QPainter p(&img);
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img.fill(Qt::transparent);
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int bar_width = qCeil((double) w / 7.0);
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int first_bar_height = qCeil((double) h / 3.0 * 2.0);
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int second_bar_height = qCeil((double) h / 12.5);
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int third_bar_y = first_bar_height + second_bar_height;
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int third_bar_height = h - third_bar_y;
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int third_bar_width = 0;
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int bar_x, strip_width;
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QColor first_color, second_color, third_color;
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for (int i=0;i<SMPTE_BARS;i++) {
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bar_x = bar_width*i;
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switch (i) {
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case 0:
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first_color = QColor(192, 192, 192);
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second_color = QColor(0, 0, 192);
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break;
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case 1:
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first_color = QColor(192, 192, 0);
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second_color = QColor(19, 19, 19);
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break;
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case 2:
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first_color = QColor(0, 192, 192);
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second_color = QColor(192, 0, 192);
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break;
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case 3:
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first_color = QColor(0, 192, 0);
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second_color = QColor(19, 19, 19);
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break;
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case 4:
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first_color = QColor(192, 0, 192);
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second_color = QColor(0, 192, 192);
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break;
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case 5:
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third_bar_width = qRound((double) bar_x / (double) SMPTE_LOWER_BARS);
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first_color = QColor(192, 0, 0);
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second_color = QColor(19, 19, 19);
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strip_width = qCeil(bar_width/SMPTE_STRIP_COUNT);
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for (int j=0;j<SMPTE_STRIP_COUNT;j++) {
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switch (j) {
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case 0:
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third_color = QColor(29, 29, 29, alpha);
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p.fillRect(QRect(bar_x, third_bar_y, bar_width, third_bar_height), third_color);
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break;
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case 1:
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third_color = QColor(19, 19, 19, alpha);
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p.fillRect(QRect(bar_x + strip_width, third_bar_y, strip_width, third_bar_height), third_color);
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break;
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case 2:
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third_color = QColor(9, 9, 9, alpha);
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p.fillRect(QRect(bar_x, third_bar_y, strip_width, third_bar_height), third_color);
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break;
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}
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}
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break;
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case 6:
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first_color = QColor(0, 0, 192);
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second_color = QColor(192, 192, 192);
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p.fillRect(QRect(bar_x, third_bar_y, bar_width, third_bar_height), QColor(19, 19, 19, alpha));
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break;
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}
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first_color.setAlpha(alpha);
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second_color.setAlpha(alpha);
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p.fillRect(QRect(bar_x, 0, bar_width, first_bar_height), first_color);
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p.fillRect(QRect(bar_x, first_bar_height, bar_width, second_bar_height), second_color);
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}
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for (int i=0;i<SMPTE_LOWER_BARS;i++) {
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bar_x = third_bar_width*i;
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switch (i) {
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case 0: third_color = QColor(0, 33, 76); break;
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case 1: third_color = QColor(255, 255, 255); break;
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case 2: third_color = QColor(50, 0, 106); break;
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case 3: third_color = QColor(19, 19, 19); break;
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}
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third_color.setAlpha(alpha);
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p.fillRect(QRect(bar_x, third_bar_y, third_bar_width, third_bar_height), third_color);
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}
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}
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break;
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case SOLID_TYPE_CHECKERBOARD:
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{
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// draw checkboard
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QPainter p(&img);
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img.fill(Qt::transparent);
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int checker_width = qCeil(checkerboard_size_field->get_double_value(timecode));
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int checker_x, checker_y;
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int checkerboard_size_w = qCeil(double(w)/checker_width);
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int checkerboard_size_h = qCeil(double(h)/checker_width);
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QColor checker_odd(QColor(0, 0, 0, alpha));
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QColor checker_even(solid_color_field->get_color_value(timecode));
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checker_even.setAlpha(alpha);
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QVector<QColor> checker_color{checker_odd, checker_even};
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for(int i = 0; i < checkerboard_size_w; i++){
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checker_x = checker_width*i;
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for(int j = 0; j < checkerboard_size_h; j++){
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checker_y = checker_width*j;
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p.fillRect(QRect(checker_x, checker_y, checker_width, checker_width), checker_color[(i + j)%2]);
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}
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}
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}
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break;
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}
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}
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void SolidEffect::ui_update(int i) {
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solid_color_field->set_enabled(i == SOLID_TYPE_COLOR || i == SOLID_TYPE_CHECKERBOARD);
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checkerboard_size_field->set_enabled(i == SOLID_TYPE_CHECKERBOARD);
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}
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